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Eye bulging, also known as proptosis, is abnormal protrusion of one or both eyeballs. This condition can result from thyroid eye disease, tumors, infections, injuries or vascular abnormalities. Proptosis may cause dryness, irritation, difficulty closing the eyelids and vision changes. Early diagnosis is essential to prevent complications such as corneal ulcers or vision loss.
read more about eye bulging proptosis ...The most common cause of proptosis is thyroid disease, particularly Graves' disease, which causes inflammation and swelling behind the eye. Other causes include orbital tumors or metastases (such as melanoma or other cancers), trauma leading to retrobulbar hemorrhage or orbital fractures, severe sinus infections leading to orbital cellulitis, and vascular malformations. Hormonal imbalances can also contribute.
Symptoms include visibly protruding eyes, dryness, irritation, light sensitivity, double vision, eyelid swelling and an inability to close the eye completely. When the eye cannot close, the cornea may dry out, leading to ulcers. Vision changes or pain can signal a serious underlying condition and require urgent evaluation.
Doctors measure the degree of protrusion with an exophthalmometer and evaluate eye movement and vision. Blood tests, particularly thyroid function tests, help identify thyroid disease. Imaging such as CT or MRI may be ordered to detect tumors, bleeding or infection. Early diagnosis and treatment are crucial to protect vision.
Treatment depends on the cause. Managing thyroid disease with medications, radioactive iodine or surgery can reduce eye swelling. Steroid medications may reduce inflammation. Lubricating eye drops and sunglasses protect the eyes. Infections are treated with antibiotics. In severe cases, orbital decompression surgery or removal of tumors may be necessary.
Proptosis can improve with treatment of the underlying cause, such as controlling thyroid disease or removing a tumor. In some cases, residual bulging persists and may require surgery.
Yes. Conditions like thyroid eye disease often affect both eyes, while tumors or trauma may cause unilateral proptosis. Both eyes should be examined even if only one appears affected.
Untreated proptosis can lead to corneal exposure and ulcers, vision loss, optic nerve compression and cosmetic disfigurement. Prompt medical evaluation is essential.
Ophthalmologists, endocrinologists, otolaryngologists and neurosurgeons may all play a role, depending on the cause. An oculoplastic surgeon may perform corrective surgery if needed.